Main sources of noise; retarded tip speed can only be brought about by slower turning engines or engine propeller reduction gearing, multi-bladed propellers, wider blades, or combination of any of these; cabin noises and their reduction; tabular data on overall sound level measurements of Stinson Voyager 150 and comparison of noise levels in DC-3 and Stinson Voyager. Based on two papers at Annual Meeting. (See also Soc Automotive Engrs -- J v 55 n 4 Apr 1947 p 44-7)
Reduce noise nuisance in personal planes
Western Flying
Western Flying ; 27 , n 2
1947
Aufsatz (Zeitschrift)
Englisch
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Reduce noise nuisance in personal planes
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